Archive:000/Food: Difference between revisions

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* Sub[[urban farming]] & gardening: Best case, how much of the world's food could it produce?
* Sub[[urban farming]] & gardening: Best case, how much of the world's food could it produce?
* How much [[fertilizer]] is fundamentally needed, to achieve high [[crop yields]] on a global scale?
* How much [[fertilizer]] is fundamentally needed, to achieve high [[crop yields]] on a global scale?
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